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IMAGE: Peruth Chemutai, right, of Team Uganda competes in round one of the Women's 3000m Steeplechase heats.
Photograph: Richard Heathcote/Getty Images
IMAGE: Alexis Borges of Team Portugal shoots at goal as Kohei Narita, Kenya Kasahara and Tatsuki Yoshino of Team Japan look on during the Men's Preliminary Round handball match.
Photograph: Dean Mouhtaropoulos/Getty Images
IMAGE: Oleksandr Khyzhniak (red) of Team Ukraine exchanges punches with Euri Cedeno Martinez of Team Dominican Republic during the Men's Middle (69-75kg) quarter final.
Photograph: Buda Mendes/Getty Images
IMAGE: Emma McKeon of Team Australia, centre, competes in the Women's 50m Freestyle Final.
Photograph: Rob Carr/Getty Images
IMAGE: A player controls the ball during the Women's Preliminary Round Group A match between Team Netherlands and Team Canada.
Photograph: Francois Nel/Getty Images
IMAGE: Yul Moldauer of Team United States competes in the Men's Floor Exercise Final.
Photograph: Maja Hitij/Getty Images
IMAGE: Blake Gailen (#2) of Team Israel singles to right field against Team Mexico in the seventh inning during round one of baseball team competition.
Photograph: Yuichi Masuda/Getty Images
IMAGE: Collin Morikawa of Team United States plays a shot from a greenside bunker on the 18th hole, the fourth playoff hole for the bronze medal, during the final round of the Men's Individual Stroke Play.
Photograph: Mike Ehrmann/Getty Images
IMAGE: Players compete in their Men's and Women's Team Round of 16 table tennis matches.
Photograph: Adam Pretty/Getty Images
IMAGE: Team Hungary's Head Coach Attila Biro speaks with his team members during the Women Water Polo Group B game against China.
Photograph: Gonzalo Fuentes/Reuters
IMAGE: Players of Team Belgium warm up before Men's Quarterfinal hockey match against Team Spain.
Photograph: Bernadett Szabo/Reuters
IMAGE: Team Japan members listen to their national anthem ahead of the Women Water Polo Group B match against Team Russian Olympic Committee.
Photograph: Aris Messinis - Pool/Getty Images